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UTC−10:30

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This is an old revision of this page, as edited by TimeCurrency (talk | contribs) at 14:28, 18 July 2010 (Category:UTC offsets). The present address (URL) is a permanent link to this revision, which may differ significantly from the current revision.

UTC−10:30 is an identifier for a time offset from UTC of −10:30.

Hawaii used a standard time of GMT−10:30 from 1900 until 1947, when clocks were changed to GMT−10:00 zone, which later was changed to UTC−10.

The air portion of the attack on Pearl Harbor in 1941 began at December 7, 7:48 a.m. Hawaiian Time and December 8, 3:18 a.m. Japanese Standard Time (UTC+09), as kept by ships of the Kido Butai. UTC time in ISO 8601 notation was 1941-12-07T18:18+00:00.